mirror of
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78 lines
2.0 KiB
Cython
78 lines
2.0 KiB
Cython
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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def encode_file_path(path):
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if isinstance(path, str):
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# POSIX systems can handle utf-8. UTF8 is converted to utf16-le in
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# libarrow
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encoded_path = path.encode('utf-8')
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else:
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encoded_path = path
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# Windows file system requires utf-16le for file names; Arrow C++ libraries
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# will convert utf8 to utf16
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return encoded_path
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# Starting with Python 3.7, dicts are guaranteed to be insertion-ordered.
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ordered_dict = dict
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try:
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import pickle5 as builtin_pickle
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except ImportError:
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import pickle as builtin_pickle
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try:
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import cloudpickle as pickle
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except ImportError:
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pickle = builtin_pickle
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def tobytes(o):
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"""
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Encode a unicode or bytes string to bytes.
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Parameters
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----------
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o : str or bytes
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Input string.
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"""
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if isinstance(o, str):
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return o.encode('utf8')
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else:
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return o
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def frombytes(o, *, safe=False):
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"""
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Decode the given bytestring to unicode.
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Parameters
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----------
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o : bytes-like
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Input object.
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safe : bool, default False
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If true, raise on encoding errors.
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"""
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if safe:
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return o.decode('utf8', errors='replace')
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else:
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return o.decode('utf8')
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